The High Dam   Located near Aswan the world famous High Dam was an engineering feat second to none - built in the 1960's.Today it provides irrigation and electricity for the whole of Egypt - together with the Old Dam built by the British between 1898 and 1902. There are views across Lake Nasser - the huge reservoir created when it was built - to the Kalabsha Temple in the south and the huge power station to the north.   The High Dam created a 30% increase in the cultivatable land in Egypt and raised the water table as far away as Algeria. The electricity producing capability of the Dam double Egypt's available supply. It could be that it is now the world's largest artificial lake.